Fist attempt at using AXFR
parent
f762242f70
commit
f6686ec7ac
GPG Key ID:
DF773B3F4A88DA86
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@ -23,28 +23,41 @@ fi
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source "${CONFIG_FILE}"
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format="${1}"
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# Loop through each peer in parallel and do an rDNS lookup for the hostnames
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do_lookup(){
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pubkey="$(<<<"${1}" cut -d ' ' -f1)"
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ips="$(<<<"${1}" cut -d ' ' -f2 | tr ' ' '\n')"
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ipv4="$(<<<"${ips}" grep '\.')"
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ipv6="$(<<<"${ips}" grep ':')"
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ipv4="${ipv4%%/*}"
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ipv6="${ipv6%%/*}"
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if ! domain="$("${LIB_DIR:?}/ns_lookup_rdns" "${ipv4:?}" | xargs)"
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then exit 4
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fi
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case "${format}" in
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'json') printf '{"domain":"%s","ipv4":"%s","ipv6":"%s","pubkey":"%s"},' \
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"${domain}" "${ipv4}" "${ipv6}" "${pubkey}";;
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'tsv') printf '%s\t%s\t%s\t%s\n' "${domain}" "${ipv4}" "${ipv6}" "${pubkey}";;
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*) printf 'ERROR! Invalid format for %s: %s\n' "${0}" "${format}" >>"${LOGFILE}"
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exit 5;
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esac
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}
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#do_lookup(){
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# pubkey="$(<<<"${1}" cut -d ' ' -f1)"
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# ips="$(<<<"${1}" cut -d ' ' -f2 | tr ' ' '\n')"
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# ipv4="$(<<<"${ips}" grep '\.')"
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# ipv6="$(<<<"${ips}" grep ':')"
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# ipv4="${ipv4%%/*}"
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# ipv6="${ipv6%%/*}"
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# if ! domain="$("${LIB_DIR:?}/ns_lookup_rdns" "${ipv4:?}" | xargs)"
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# then exit 4
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# fi
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# case "${format}" in
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# 'json') printf '{"domain":"%s","ipv4":"%s","ipv6":"%s","pubkey":"%s"},' \
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# "${domain}" "${ipv4}" "${ipv6}" "${pubkey}";;
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# 'tsv') printf '%s\t%s\t%s\t%s\n' "${domain}" "${ipv4}" "${ipv6}" "${pubkey}";;
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# *) printf 'ERROR! Invalid format for %s: %s\n' "${0}" "${format}" >>"${LOGFILE}"
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# exit 5;
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# esac
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#}
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# Perform AXFR lookup
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if ! res="$("${LIB_DIR:?}/ns_lookup_rdns" "${ipv4:?}" | xargs)";
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then exit 4
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fi
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printf '%s\n' "${res}" >>"${LOGFILE}"
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# This should read from stdin
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while IFS= read -r line
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do do_lookup "${line}" "${1}" &
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[ $( jobs | wc -l ) -ge $( nproc ) ] && wait
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done | sed 's/\n//g' | sed 's/,$//' # Remove trailing comma and newline
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do <<<"${res}" grep -B1 "${line}" >>"${LOGFILE}"
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done
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# This should read from stdin
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#while IFS= read -r line
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# do do_lookup "${line}" "${1}" &
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# [ $( jobs | wc -l ) -ge $( nproc ) ] && wait
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#done | sed 's/\n//g' | sed 's/,$//' # Remove trailing comma and newline
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@ -1,5 +1,5 @@
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#!/bin/bash
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# FILE: wgapi:back/lib/ns/lookup/rdns
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# FILE: wgapi:back/lib/ns_lookup_rdns
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# DESCRIPTION: Get a domain from an IP address
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# USAGE: rdns ip
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# OUTPUT: The domain for that IP
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@ -0,0 +1,30 @@
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#!/bin/bash
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# FILE: wgapi:back/lib/ns_lookup_rxfr
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# DESCRIPTION: Get all records
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# USAGE: ns_lookup_rxfr
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# OUTPUT: The complete set of records for the TLD
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# ERRORS:
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# 3: bad usage
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# 4: not found
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# 5: server down
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# 6: nslookup not found
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# 7: config not found
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# 8: nslookup refused
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# 9: nslookup error
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# Accept no arguments
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[ ${#} -eq 0 ] || exit 3
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CONFIG_FILE='/etc/wgapi/config'
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[ -f "${CONFIG_FILE}" ] || exit 7
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source "${CONFIG_FILE}"
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res="$("${LIB_DIR}/ns_lookup_send" "-query=AXFR" "${TLD}.")"
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case $? in
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0) printf '%s' "${res}"; exit 0;;
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4) printf 'Domain for %s not found!\n' "${1}" >>"${LOGFILE}"; exit 4;;
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5) printf 'Nameserver not available: %s\n' "${DNS_MASTER}" >>"${LOGFILE}"; exit 5;;
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6) printf 'nslookup not installed!\n' >>"${LOGFILE}"; exit 6;;
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8) printf 'nslookup threw an error!\n' >>"${LOGFILE}"; exit 9;;
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9) printf 'nslookup refused RXFR request!\n' >>"${LOGFILE}"; exit 8;;
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*) printf 'Bad usage: %s %s\n' "${0}" "${@}" >>"${LOGFILE}"; exit 3;;
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esac
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@ -1,7 +1,7 @@
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#!/bin/bash
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# FILE: wgapi:back/lib/ns/lookup/send
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# FILE: wgapi:back/lib/ns_lookup_send
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# DESCRIPTION: Send nslookup command to DNS master server
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# USAGE: send cmd
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# USAGE: send [option] cmd
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# ERRORS:
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# 3: bad usage
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# 4: not found
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@ -9,19 +9,22 @@
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# 6: nslookup not found
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# 7: config file not found
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# 8: other nslookup error
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# 9: nslookup refused
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CONFIG_FILE='/etc/wgapi/config'
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[ ${#} -eq 1 ] || exit 3
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[ ${#} -eq 1 ] || [ ${#} -eq 2 ] || exit 3
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[ -f "${CONFIG_FILE}" ] || exit 7
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[ -x /usr/bin/nslookup ] || exit 6
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source "${CONFIG_FILE}"
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if ! res="$(/usr/bin/nslookup "${1}" "${DNS_MASTER}")"
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if ! res="$(/usr/bin/nslookup ${@} "${DNS_MASTER}")"
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then exit 8
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fi
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if <<<"${res}" grep ';; .* timed out'
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then exit 5
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elif <<<"${res}" grep "\*\* .*: NXDOMAIN\|\*\*\* .*: No answer"
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then exit 4
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elif <<<"${res}" grep "\*\* .*: REFUSED"
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then exit 9
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else printf '%s' "${res}"
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fi
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